ES2322768T3 - Ruedas dentadas a base de hierro producidas por un proceso que comprende compresion uniaxial, sinterizacion y densificacion de la superficie. - Google Patents
Ruedas dentadas a base de hierro producidas por un proceso que comprende compresion uniaxial, sinterizacion y densificacion de la superficie. Download PDFInfo
- Publication number
- ES2322768T3 ES2322768T3 ES05749127T ES05749127T ES2322768T3 ES 2322768 T3 ES2322768 T3 ES 2322768T3 ES 05749127 T ES05749127 T ES 05749127T ES 05749127 T ES05749127 T ES 05749127T ES 2322768 T3 ES2322768 T3 ES 2322768T3
- Authority
- ES
- Spain
- Prior art keywords
- piece
- powder
- iron
- sintering
- compaction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 56
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 32
- 238000000280 densification Methods 0.000 title claims abstract description 21
- 238000007906 compression Methods 0.000 title description 2
- 230000006835 compression Effects 0.000 title description 2
- 239000000843 powder Substances 0.000 claims abstract description 57
- 238000005245 sintering Methods 0.000 claims abstract description 35
- 238000005056 compaction Methods 0.000 claims abstract description 31
- 239000002245 particle Substances 0.000 claims abstract description 30
- 229910052751 metal Inorganic materials 0.000 claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000005422 blasting Methods 0.000 claims abstract description 8
- 239000000314 lubricant Substances 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- 229910052750 molybdenum Inorganic materials 0.000 claims description 7
- 239000012255 powdered metal Substances 0.000 claims description 7
- 239000011651 chromium Substances 0.000 claims description 6
- 230000001050 lubricating effect Effects 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 5
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000011733 molybdenum Substances 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 238000005121 nitriding Methods 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 238000005256 carbonitriding Methods 0.000 claims description 2
- 230000006698 induction Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000011362 coarse particle Substances 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 16
- 239000000463 material Substances 0.000 description 9
- 238000003825 pressing Methods 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000004663 powder metallurgy Methods 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000009826 distribution Methods 0.000 description 6
- 239000011148 porous material Substances 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910001021 Ferroalloy Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000009770 conventional sintering Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000012925 reference material Substances 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 229910003296 Ni-Mo Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical class [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- DDTIGTPWGISMKL-UHFFFAOYSA-N molybdenum nickel Chemical compound [Ni].[Mo] DDTIGTPWGISMKL-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009692 water atomization Methods 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F2003/023—Lubricant mixed with the metal powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
- B22F3/164—Partial deformation or calibration
- B22F2003/166—Surface calibration, blasting, burnishing, sizing, coining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/241—Chemical after-treatment on the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Gear-Shifting Mechanisms (AREA)
- General Details Of Gearings (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57010004P | 2004-05-12 | 2004-05-12 | |
| US570100P | 2004-05-12 | ||
| US11/110,945 US7393498B2 (en) | 2004-04-21 | 2005-04-21 | Sintered metal parts and method for the manufacturing thereof |
| US110945 | 2005-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2322768T3 true ES2322768T3 (es) | 2009-06-26 |
Family
ID=35311656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES05749127T Expired - Lifetime ES2322768T3 (es) | 2004-05-12 | 2005-05-12 | Ruedas dentadas a base de hierro producidas por un proceso que comprende compresion uniaxial, sinterizacion y densificacion de la superficie. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7393498B2 (fr) |
| EP (1) | EP1755810B1 (fr) |
| JP (1) | JP2007537359A (fr) |
| AT (1) | ATE423646T1 (fr) |
| DE (1) | DE602005012951D1 (fr) |
| ES (1) | ES2322768T3 (fr) |
| WO (1) | WO2005113178A2 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130136646A1 (en) * | 2010-06-04 | 2013-05-30 | Hoganas Ab (Publ) | Nitrided sintered steels |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7384445B2 (en) * | 2004-04-21 | 2008-06-10 | Höganäs Ab | Sintered metal parts and method for the manufacturing thereof |
| EP1850989A4 (fr) * | 2005-01-05 | 2011-06-29 | Stackpole Ltd | Méthode d'élaboration de composants métalliques en poudre présentant une surface densifiée |
| DE102005027054A1 (de) * | 2005-06-10 | 2006-12-28 | Gkn Sinter Metals Gmbh | Werkstück mit unterschiedlicher Beschaffenheit |
| US20100136296A1 (en) | 2006-11-30 | 2010-06-03 | United Technologies Corporation | Densification of coating using laser peening |
| CN102335746B (zh) * | 2011-09-26 | 2013-04-17 | 吕元之 | 粉末冶金轿车同步器齿毂及其生产方法 |
| EP2826577A4 (fr) * | 2012-03-12 | 2016-08-10 | Ntn Toyo Bearing Co Ltd | Composant de structure mécanique, engrenage fritté, et procédés de fabrication associé |
| JP2013189658A (ja) * | 2012-03-12 | 2013-09-26 | Ntn Corp | 機械構造部品およびその製造方法 |
| JP5969273B2 (ja) * | 2012-06-12 | 2016-08-17 | Ntn株式会社 | 焼結歯車の製造方法 |
| CN103182510A (zh) * | 2013-03-07 | 2013-07-03 | 兴城市粉末冶金有限公司 | 粉末冶金齿毂加工工艺 |
| JP6309215B2 (ja) | 2013-07-02 | 2018-04-11 | Ntn株式会社 | 焼結機械部品の製造方法及びこれに用いる混合粉末 |
| CN103480850A (zh) * | 2013-10-10 | 2014-01-01 | 西安金欣粉末冶金有限公司 | 一种重型卡车变速箱同步器齿毂的粉末冶金制备方法 |
| CN103484770A (zh) * | 2013-10-10 | 2014-01-01 | 西安金欣粉末冶金有限公司 | 一种重型卡车变速箱同步器齿毂的粉末冶金配方 |
| CN103737004A (zh) * | 2013-12-19 | 2014-04-23 | 余姚市盛达粉末冶金有限公司 | 充气泵凸轮制造方法 |
| WO2015111338A1 (fr) | 2014-01-22 | 2015-07-30 | Ntn株式会社 | Pièce mécanique frittée et son procédé de fabrication |
| CN104084585B (zh) * | 2014-06-24 | 2017-05-10 | 云南科力新材料股份有限公司 | 一种超大尺寸滚轮及其制备方法 |
| KR101655184B1 (ko) * | 2015-01-14 | 2016-09-07 | 현대자동차 주식회사 | 크랭크 포지션 센서 휠 및 그 제조방법 |
| US11584969B2 (en) | 2015-04-08 | 2023-02-21 | Metal Improvement Company, Llc | High fatigue strength components requiring areas of high hardness |
| WO2016164789A1 (fr) | 2015-04-08 | 2016-10-13 | Metal Improvement Company, Llc | Éléments à haute résistance à la fatigue exigeant des zones de dureté élevée |
| CN105499588A (zh) * | 2015-12-09 | 2016-04-20 | 碧梦技(上海）复合材料有限公司 | 一种同步器齿毂的粉末冶金制造工艺 |
| CN105665716A (zh) * | 2016-01-25 | 2016-06-15 | 金华市宇辰粉末冶金有限公司 | 一种粉末冶金螺旋锥齿轮及其制备方法和应用 |
| US10480619B2 (en) | 2016-08-22 | 2019-11-19 | Johnson Electric International AG | Ring gear, gear device and mold for manufacturing the ring gear |
| CN115572887B (zh) * | 2022-10-31 | 2023-06-09 | 常州大学 | 一种超细孪晶梯度结构中锰钢及其制备方法 |
| CN116252249B (zh) * | 2023-01-19 | 2025-06-27 | 西安理工大学 | 提高钼硅硼合金高温抗氧化性能的表面喷丸方法 |
| CN116640978A (zh) * | 2023-05-25 | 2023-08-25 | 深圳艾利佳材料科技有限公司 | 用于镜面抛光的无磁17-4ph材料的制备方法 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6270504A (ja) * | 1985-09-24 | 1987-04-01 | Toyota Motor Corp | 焼結鍜造部品の製造方法 |
| US5288556A (en) * | 1987-03-31 | 1994-02-22 | Lemelson Jerome H | Gears and gear assemblies |
| JPH03130349A (ja) | 1989-06-24 | 1991-06-04 | Sumitomo Electric Ind Ltd | 疲労強度に優れた鉄系焼結部品材料及びその製造法 |
| US5711187A (en) | 1990-10-08 | 1998-01-27 | Formflo Ltd. | Gear wheels rolled from powder metal blanks and method of manufacture |
| CA2104606C (fr) | 1992-12-21 | 1998-07-28 | Peter Jones | Methode de fabrication de roulements |
| US5613180A (en) | 1994-09-30 | 1997-03-18 | Keystone Investment Corporation | High density ferrous power metal alloy |
| US5552109A (en) | 1995-06-29 | 1996-09-03 | Shivanath; Rohith | Hi-density sintered alloy and spheroidization method for pre-alloyed powders |
| US5754937A (en) | 1996-05-15 | 1998-05-19 | Stackpole Limited | Hi-density forming process |
| US5729822A (en) * | 1996-05-24 | 1998-03-17 | Stackpole Limited | Gears |
| SE9602376D0 (sv) * | 1996-06-14 | 1996-06-14 | Hoeganaes Ab | Compact body |
| JP2000126929A (ja) * | 1998-10-23 | 2000-05-09 | Univ Saga | 歯車高品質化処理システムおよび該システムに用い得るバレル処理装置 |
| SE0002448D0 (sv) * | 2000-06-28 | 2000-06-28 | Hoeganaes Ab | method of producig powder metal components |
| US6537489B2 (en) * | 2000-11-09 | 2003-03-25 | Höganäs Ab | High density products and method for the preparation thereof |
| US7238220B2 (en) * | 2002-10-22 | 2007-07-03 | Höganäs Ab | Iron-based powder |
| SE0203133D0 (sv) | 2002-10-22 | 2002-10-22 | Hoeganaes Ab | Iron-based powder |
| US7585459B2 (en) * | 2002-10-22 | 2009-09-08 | Höganäs Ab | Method of preparing iron-based components |
| US7416696B2 (en) | 2003-10-03 | 2008-08-26 | Keystone Investment Corporation | Powder metal materials and parts and methods of making the same |
| SE0401041D0 (sv) | 2004-04-21 | 2004-04-21 | Hoeganaes Ab | Sintered metal parts and method for the manufacturing thereof |
| US7384445B2 (en) | 2004-04-21 | 2008-06-10 | Höganäs Ab | Sintered metal parts and method for the manufacturing thereof |
-
2005
- 2005-04-21 US US11/110,945 patent/US7393498B2/en not_active Expired - Fee Related
- 2005-05-12 EP EP05749127A patent/EP1755810B1/fr not_active Expired - Lifetime
- 2005-05-12 JP JP2007513350A patent/JP2007537359A/ja active Pending
- 2005-05-12 DE DE602005012951T patent/DE602005012951D1/de not_active Expired - Lifetime
- 2005-05-12 WO PCT/US2005/016594 patent/WO2005113178A2/fr not_active Ceased
- 2005-05-12 ES ES05749127T patent/ES2322768T3/es not_active Expired - Lifetime
- 2005-05-12 AT AT05749127T patent/ATE423646T1/de not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130136646A1 (en) * | 2010-06-04 | 2013-05-30 | Hoganas Ab (Publ) | Nitrided sintered steels |
Also Published As
| Publication number | Publication date |
|---|---|
| US20050244295A1 (en) | 2005-11-03 |
| WO2005113178A2 (fr) | 2005-12-01 |
| US7393498B2 (en) | 2008-07-01 |
| WO2005113178A3 (fr) | 2006-02-02 |
| EP1755810A2 (fr) | 2007-02-28 |
| ATE423646T1 (de) | 2009-03-15 |
| DE602005012951D1 (de) | 2009-04-09 |
| EP1755810B1 (fr) | 2009-02-25 |
| JP2007537359A (ja) | 2007-12-20 |
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